<template>
  <div class="sidebar">
    <el-menu default-active="/home/system" class="sidebar-el-menu" :collapse="collapse" background-color="#324157"
      text-color="#ffffff" active-text-color="#20a0ff"  router >
      <template v-for="item in items">
        <template>
          <el-menu-item :index="item.index" :key="item.index">
            <i :class="item.icon"></i>
            <span slot="title">{{ item.title }}</span>
          </el-menu-item>
        </template>
      </template>
    </el-menu>
  </div>
</template>

<script>
  import bus from '../assets/js/bus.js'
  export default {
    data() {
      return {
        collapse: false,
        items: [{
            icon: 'el-icon-document',
            index: '/home/system',
            title: '系统首页'
          },
          {
            icon: 'el-icon-document',
            index: '/home/consumer',
            title: '用户管理'
          },
          {
            icon: 'el-icon-document',
            index: '/home/singer',
            title: '歌手管理'
          },
          {
            icon: 'el-icon-document',
            index: '/home/songList',
            title: '歌单管理'
          }
        ]
      }
    },
    computed: {

    },
    created(){
      bus.$on('collapse',(msg)=>{
        this.collapse=msg;
      });
    }
  }
</script>

<style scoped>
  .sidebar {
    display: block;
    position: absolute;
    background-color: #334256;
    left: 0;
    top: 70px;
    bottom: 0;
    overflow-y: scroll;
  }
  .sidebar::-webkit-scrollbar {
    width: 0;
  }
  .sidebar-el-menu:not(.el-menu--collapse) {
    width: 150px;
  }
  .sidebar  ul {
    height: 100%;
  }
</style>
